Home / 502,247.06-693,106.17-272,808.81

Finding the Fourth Proportional to 502,247.06, 693,106.17 and 272,808.81

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Solution

The fourth proportional to 502,247.06, 693,106.17 and 272,808.81 is: 376,479.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,247.06 : 693,106.17 = 272,808.81 : x
  2. Step 2: Convert to fraction form
    502,247.06/693,106.17 = 272,808.81/x
  3. Step 3: Cross multiply
    502,247.06x = 693,106.17 × 272,808.81
  4. Step 4: Simplify right side
    502,247.06x = 189,085,468,418.33
  5. Step 5: Solve for x
    x = 189,085,468,418.33/502,247.06
  6. Step 6: Final answer
    x = 376,479.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.